Polaroid LC20H15, Руководство по обслуживанию

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1 2 3 4 5 6
A
B
C
D
6 5 4 3 2 1
D
C
B
A
Title
Number Revision Size
C
Date: 5-Nov-2003 Sheet of
File: F:\temp2\A-USER\sVER6.0(98).sch Drawn By:
1 3 2 4
8 7 6 5
N2
AT24C016-10PC
X3
JY-3536-01-250
5V
1
5V
2
GND
3
GND
4
12V
5
12V
6
GND
7
GND
8
X9
C3
470p
C2
152p
C1
16V 10u
L1 10uH
R1 100
R2 100
R3 1K R4
27K
C4 100n
R5
3K R6
22
C6
1n8 C8
2n2 C7
10n
C10
10n C11
2n2 C9
1n8
R7
22 R8
3K
C12
16V 10u
C13
470p C14
1n5
C15
16V 220u
C16
50V 3u3
C17
100n
C
2
2
47n
C
2
3
47n
C
2
4
100n
C
2
5
1
6V
10u
L3 10uH
C29 56p
C30 56p
C31 1.5P
C32 1.5P
C28 1n5
C27 470p
C26 16V 10u
G1
18.432MHz
NC
1
BT
2
+5
V
3
SC
L
4
SD
A
5
AS
6
AF
C
7
NC
8
AGC
9
IF
10
SI
FO
U
T
11
CVBS
12
+5
V
IF
13
AF
O/P
14
U1
JS-6ADW-134
C102
16V 10u
C101
100n
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
P17
P11
P12
P13
P14
P15
P16
P10
GNDP1
VSUPP1
VOUT
VRT
SGND
GNDAF
VSUPAF
CBIN
CIN1
CIN2/CRIN
VIN1
VIN2
VIN3
VIN4
TEST
HOUT
VSUPD
GNDD
FLBIN
RIN
GIN
BIN
VPROT
SAFETY HFLB
VERTQ
VERT
EN
SENSE
GNDM
RSW1
RSW2
SVMOUT
ROUT
GOUT
BOUT
VSUPAB
GNDAB
VRD
XREF
AIN3
AIN2
AIN1
AOUT1
AOUT2
VSUPS
GNDS
XTAL1
XTAL2
RESQ
SCL
SDA
P20
P21
P22
P23
N1 VCT3833
L101
100uH
C104
16V 10u
C105
47n
C107
100n C106
16V 47u
V101
BC857
L102
100uH
R102
100
R101
100
C110
680n
CVBS
C111
680n
C112
680n
C113
680n
C114
100n
C115
16V 22u
L105
100uH
L110
10uH
C131
16V 47u C130
100n
C133
16V 47u
C132
100n
R130
10K
L106
100uH
C135
16V 47u
C134
100n
C136
10p
C137
10p
G101
20.25MHz
C143
16V 10u C144
100n
1 2 3 4 5
SCL
2
S
DA2
GND BU
SY
RE
Q
X8
C
2
1
47n
C
2
0
47n
C
1
9
47n
C1
8
47n
SD
1
RI
NP
3
RI
NN
2
V2
P
5
4
BSLP
24
LOUTP
21
PVCCL
22
PVCCL
23
LI
N
P
5
LI
N
N
6
LOUTP
20
PGNDL
19
A
VDDRE
F
7
PGNDL
18
VRE
F
8
VA
R
D
IF
F
9
VA
R
M
A
X
10
VO
L
U
M
E
11
GND
12
LOUTN
17
PVCCL
15
LOUTN
16
PVCCL
14
BSLN
13
VCL
P
R
36
AVCC
33
M
ODE
34
M
ODE
_
OUT
35
VAROUT
R
32
VAROUT
L
31
AGND
30
AVDD
29
ROS
C
27
COS
C
28
AGND
26
VCL
P
L
25
BSRN
48
ROUTN
45
PVCCR
46
PVCCR
47
ROUTN
44
PGNDR
43
PGNDR
42
ROUTP
41
PVCCR
39
ROUTP
40
PVCCR
38
BSRP
37
N8
TPA3002D2
C5
4
1uF
C5
5
1uF
C5
6
1uF
C
5
7
1uF
C
5
8
1uF
R15
1K5 R14
910
L5
33uH
L6
33uH
C59
10n C60
100n
C61
16V 10u
C63
470n
C62
100n
C64
100n
C65
100n
C66
16V 10u
C67
10n
L9
33uH
L10
33uH
C74
10n
C75
100n
C76
16V 10u
C78
470n
C77
100n
C80
100n
C81
10n
C82
16V 1000u
C79
10n
C68
1uF
C
6
9
220p
C
7
0
100n
C
7
1
100n
C7
2
16V
10u
C73
1uF
R2
0
120K
C49
100n
C48
16V 10u
C34
50V 2u2
C33
50V 2u2
C44
4n7
R9
3K
R10
1K5
C47 16V 10u
C35
18n
C39
680n C38
10n
C36
470p
X2
L109
10uH
C152
100n C151
16V 10u
L108
10uH
C145
100n
C146
16V 10u
CVBS
R136
100
R21
10K
R22
10K
R23
75
R26
10K
R27
10K
R28
75
SRS STEREO
L
R
RIN
1
SRSPR
3
LIN
2
SRSA
4
PS
14
MONO
11
STEREO
12
GND
13
ROUT
5
SRSNR
6
MUTE
10
Vcc
9
SRSNL
7
LOUT
8
LPF
15
HPF
16
BPF
17
L+R
18
REFIN
19
REFOUT
20
N6
M62494E
Vin
GND
V
out
N
3
L
T
1117
C142
100n
RESET
1 2 3 4 5
R
GND
L
GND CVO
6
CVO
X10
C139
10V 47u C138
100n
C140
10V 100u
C141
10V 47u
SRS MONO
RESET
R132
2K7
R133
2K7
C45
10n
C46
100n
R13
2K
R12
3K9
C43
220n
C42
100n
C40
470p
SRS STEREO
SRS MONO
ROUT1
LOUT1
LOUT1 ROUT1
L4
33uH
C83
16V 10u
L12 10uH
1
GND
2
3
GND
4
5
GND
6
Hs
7
GND
8
Vs
9
R
G
B
X7
GND
R
109
10K
C153 1n
C154
25V 470u
R108
75
R30
75 R31
75
GND GND
GND
1
3
2
N4
K
IA
7027
GNDP
GNDA
GNDS
GNDS
GNDS
GND
GND
GND
GNDA
GND
GND
GND
GND
GND
AGND
GND
GND
GND GND
GND
GND
X5
X1
1
GND
2
3
GND
4
5
GND
6
7
R
L
R
L
X6
X4
S-402
R32
10K R33
10K
GND GND
MONO
GND
GND
9V
12V-IN
5V
5V
5V
3.3V
12V-IN 5V-IN
5V
5V
3.3V
AV2-RIN
AV2-LIN
2VIN
LOUTN
LOUTP
ROUTP
ROUTN
ROUT2
LOUT2
AV1/Y1
C1
AV1-RIN
AV1-LIN
1VIN
1S-RIN
1S-LIN
2S-RIN
2S-LIN
ROUT
GOUT
BOUT
Hs
BUS
Y
SD
A
2
SC
L2
S
DA1
SC
L1
SC
L1
S
DA1
SDA1
SCL1
SCL2
SDA2
BUSY
C1
AV1/Y1
1VIN
2VIN
A
V
2
-R
IN
A
V
1
-R
IN
A
V
2
-L
IN
A
V
1
-L
IN
1
S
-R
IN
2
S
-R
IN
1
S
-L
IN
2
S
-L
IN
ROUTN
ROUTP LOUTP
LOUTN LOUT2
ROUT2
C
8
4
470n
BOUT GOUT ROUT
GNDS
C85 10V 22uF
C86 10V 22uF
R34 100
R35 100
R36
47K
R37
47K
GNDS
12V-1
12V-1
12V-1 12V-1
C157 5p
C158
5p GNDS
C8
7
47n
C8
8
47n
REQ
RE
Q
R144
470
GNDAF
PGND
GNDAF
GNDS
GNDD
L15
Y
L16
Y
L17
Y
L18
Y
3GND
2GND
1GND
4GND GND
GND
GND
GND
NC
1
I2
C
-C
L
2
I2
C
-D
A
3
I2
S
-C
L
4
I2
S
-W
S
5
I2
S
-DA-
OUT
6
I2
S
-D
A
-IN
1
7
AD
R-
DA
8
AD
R-
W
S
9
AD
R-
CL
10
DV
S
U
P
11
DV
S
U
P
12
DV
S
U
P
13
DV
S
S
14
DV
S
S
15
DV
S
S
16
I2
S
-D
A
-IN
2
17
NC
18
NC
19
NC
20
R
E
S
ETQ
21
NC
22
NC
23
DA
CA_
R
24
DACA_L
25
VREF2
26
DACM_R
27
DACM_L
28
NC
29
DACM_SUB
30
NC
31
NC
32
SC2_OUT_R
33
SC2_OUT_L
34
VREF1
35
SC1_OUT_R
36
SC1_OUT_L
37
CAPL_A
38
AHVSUP
39
CAPL_M
40
NC
41
NC
42
AHVS
S
43
AHVS
S
44
AGNDC
45
NC
46
SC
4_I
N
_
L
47
SC
4_I
N
_
R
48
AS
G
49
SC
3_I
N
_
L
50
SC
3_I
N
_
R
51
AS
G
52
SC
2_I
N
_
L
53
SC
2_I
N
_
R
54
AS
G
55
SC
1_I
N
_
L
56
SC
1_I
N
_
R
57
V
R
EFTO
P
58
NC
59
M
ONO_
IN
60
AVS
S
61
AVS
S
62
NC
63
NC
64
AVSUP
65
AVSUP
66
67
ANA_IN1-
68
69
TESTEN
70
XTAL_IN
71
XTAL_OUT
72
TP
73
AUD_CL_OUT
74
NC
75
NC
76
D_CTR_I/O_1
77
D_CTR_I/O_0
78
ADR_SEL
79
STANDBYQ
80
N5
MSP3450G
GNDD
5V
5V
GND
GND
AGND
MONO
5V
QSS
AGND
GNDD
R24
10K
Vs
V107
2SC1015
V106
2SC1015
V105
2SC1015
V104
2SC1815
R111
22K
R112 100
R113
560
R114 27
R115 100
R116
22K
R117
560
R118 27
R119 100
R120
22K
R121
560
R122 27
C116
220p
C117
220p
C118 220p
R124
22 R123
1K
C124
100n C123
16V 47uF
GNDA
C121
100n
C122
16V 22uF
R125
4R7
GNDA
5V
GNDS
GNDS
GNDS
3.3V-1
GND
R126
100
V102
BC847
V103
BC847
R127
4K7
R128
500
R135
500
5V
GND
GND
Hs
Vs
5V
GND
R105
4R7
C
108
10V
100u
Vin
GND
V
out
N
1
1
L
T
1117
3.3V-1
R146 100
R147 100
R148 100
R149 100
QSS
5V
R142
270
5V
IN OUT
12V-IN
GND
9V
L107
33uH
C149
25V 470uF
5V-IN 5V
5V
GND
GND
C148
10V 47u
D4
574
3
2 1
N9
LM7809
3
2 1
N10
HW0038
R151
0
R150
0
GND
IR
LED
LED
IR
R106
0
5V
4
SC
L
3
SD
A
2
GND
1
X11
5V
GND
GND
BUSY
R139
10K
3.3V
BUSY
C53
16V 47uF
C50
16V 47uF
C52
16V 10u
C51
100n
9V
1 3 2 4
8 7 6 5
N7
TLE2412
HEADPR
HEADPL
R4
1
10K
R40
10K
R39 10K
R38
10K
GND
GND
HEADPL
HEADPR
GNDD
V108
BC857
V109
BC847
R145
100
R140
1K
R141
10K
R138
1K
R137
100
C150
16V 47uF
C147
0.1uF
GND GND
GND
GND
12V-IN
D1
LL4148
GNDS
C125
100n C126
10V 47u
GNDS
V111
DTC144KEA
V112
BSS138
V113
BSS138
R129
30K
GND
R134
100
C90
1n
C89
1n
GND
GND
R16
100
GNDS
C91 50V 2u2
C92
50V 2u2
D3
LL4148
D2
LL4148
5V
GNDAF
R42
100
R43
100
C159
10n
GND
C127
22n
R152
10k
GND
C155
10n
GND
V110
BC847
R103
3K3
R104
3K3
C156
1u
GND
5V
R131
0
2 8